Qu Mai. Beautiful cottage garden flower with highly fragrant, rosy/purplish fringed petals .The plants form a thick mat of narrow blue green leaves and send up flower stalks 1 to 2 feet high. Important Chinese medicinal that acts as a diuretic, in addition to being anti-bacterial and anti-parasitic. Chinese Pink also stimulates peristalsis and lowers blood pressure. The entire plant is used medicinally. Showy addition to the herb garden. Perennial.Full Sun Hardy to zone 5.